/* jQuery plugin themeswitcher
---------------------------------------------------------------------*/
$.fn.themeswitcher = function(settings){
	var options = jQuery.extend({
		loadTheme: 'Galaxy',
		initialText: 'Switch Theme',
		width: 150,
		height: 250,
		buttonPreText: 'Theme: ',
		closeOnSelect: true,
		buttonHeight: 14,
		cookieName: 'jquery-ui-theme',
		onOpen: function(){},
		onClose: function(){},
		onSelect: function(){}
	}, 
	settings);
	//markup 
	var button = $(	'<a href="#" class="jquery-ui-themeswitcher-trigger">'+
		 		   		'<span class="jquery-ui-themeswitcher-icon"></span>'+
					 	'<span class="jquery-ui-themeswitcher-title">'+ options.initialText +'</span>'+
					 '</a>');
	var switcherpane = $('<div class="jquery-ui-themeswitcher">'+
						 	'<div id="themeGallery">'+
			 			 		'<ul>'+
			 			 			'<li>'+
			 			 				'<a href="css/themes/galaxy/jquery-ui-1.9.1.custom.css">'+
			 			 				'<img src="css/themes/galaxy/images/theme.png" alt="Galaxy"	title="Galaxy"/>'+
			 			 				'<span class="themeName">Galaxy</span>'+
			 			 				'</a>'+
			 			 			'</li>'+
			 			 			'<li>'+
			 			 				'<a href="css/themes/orange/jquery-ui-1.9.1.custom.css">'+
			 			 				'<img src="css/themes/orange/images/theme.png" alt="Orange" title="Orange"/>'+
				 			 			'<span class="themeName">Orange</span>'+
				 			 			'</a>'+
				 			 		'</li>'+
			 			 		'</ul>'+
			 			 	'</div>'+
			 			 '</div>').find('div').removeAttr('id');
	
	//button events
	button.click(
		function(){
			if(switcherpane.is(':visible')){switcherpane.spHide();}
			else{switcherpane.spShow();}
			return false;
		});
	

	//menu events (mouseout didn't work...)
	        switcherpane.hover(
	                function(){},
	                function(){if(switcherpane.is(':visible')){$(this).spHide();}}
	        );

	//show/hide panel functions
	$.fn.spShow = function(){		
		$(this).css({
			top: button.offset().top + options.buttonHeight + 6, left: button.offset().left
		}).slideDown(50); 
		button.css(button_active); 
		options.onOpen(); 
	}
	
	$.fn.spHide = function()
	{
		$(this).slideUp(50, function()
		{options.onClose();}); 
		button.css(button_default);
	}
	
		
	/* Theme Loading
	---------------------------------------------------------------------*/
	switcherpane.find('a').click(function(){
		updateCSS( $(this).attr('href') );
		var themeName = $(this).find('span').text();
		button.find('.jquery-ui-themeswitcher-title').text( options.buttonPreText + themeName );
		$.cookie(options.cookieName, themeName);
		options.onSelect();
		if(options.closeOnSelect && switcherpane.is(':visible')){ switcherpane.spHide(); }
		return false;
	});
	
	//function to append a new theme stylesheet with the new style changes
	function updateCSS(locStr){
		// this works for IE8 & 9 & Firefox & Chrome
		var style = document.createElement("link"); 
		style.setAttribute("type", "text/css"); 
		style.setAttribute("rel", "stylesheet"); 
		style.setAttribute("href", locStr); 
		
		$("head")[0].appendChild(style); 
		$("head")[0].appendChild(style); 
		
		if( $("link.ui-theme").size() > 3){
			$("link.ui-theme:first").remove();
		}
	}
	
	/* Inline CSS
	---------------------------------------------------------------------*/
	var button_default = {
		fontFamily: 'Arial, Helvetica, sans-serif',
		fontSize: '11px',
		color: '#E9E9E9',
		background: '#000000',
		border: '1px solid #ccc',
				'-moz-border-radius': '6px',
				'-webkit-border-radius': '6px',
		textDecoration: 'none',
		padding: '3px 3px 3px 8px',
		width: options.width - 11,
		display: 'block',
		height: options.buttonHeight,
		outline: '0'
	};
	var button_hover = {
		fontSize: '11px',
		color: '#E9E9E9',
		borderColor:'#bbb',
		background: '#f0f0f0',
		cursor: 'pointer',
		color: '#444'
	};
	var button_active = {
		fontSize: '11px',
		color: '#E9E9E9',
		background: '#000',
		border: '1px solid #ccc',
		borderBottom: 0,
					  '-moz-border-radius-bottomleft': 0,
					  '-webkit-border-bottom-left-radius': 0,
					  '-moz-border-radius-bottomright': 0,
					  '-webkit-border-bottom-right-radius': 0,
		outline: '0'
	};
	
	
	
	//button css
	button.css(button_default)
	.hover(
		function(){ 
			$(this).css(button_hover); 
		},
		function(){ 
		 if( !switcherpane.is(':animated') && switcherpane.is(':hidden') ){	$(this).css(button_default);  }
		}	
	)
	.find('.jquery-ui-themeswitcher-icon').css({
		float: 'right',
		width: '16px',
		height: '16px',
		background: ''
	});	
	//pane css
	switcherpane.css({
		position: 'absolute',
		float: 'left',
		fontFamily: 'Trebuchet MS, Verdana, sans-serif',
		fontSize: '11px',
		background: '#000',
		color: '#fff',
		padding: '8px 3px 3px',
		border: '1px solid #ccc',
				'-moz-border-radius-bottomleft': '6px',
				'-webkit-border-bottom-left-radius': '6px',
				'-moz-border-radius-bottomright': '6px',
				'-webkit-border-bottom-right-radius': '6px',
		borderTop: 0,
		zIndex: 999999,
		width: options.width-6//minus must match left and right padding
	})
	.find('ul').css({
		listStyle: 'none',
		margin: '0',
		padding: '0',
		overflow: 'auto',
		overflowX: 'hidden', // NEW
		height: options.height
	}).end()
	.find('li').hover(
		function(){ 
			$(this).css({
				fontSize: '11px',
				borderColor:'#555',
				background: '#222222',
				cursor: 'pointer'
			}); 
		},
		function(){ 
			$(this).css({
				fontSize: '11px',
				borderColor:'#000000',
				background: '#000000',
				cursor: 'auto'
			}); 
		}
	).css({
		width: options.width-30,
		height: '',
		padding: '2px',
		margin: '1px',
		border: '1px solid #111',
				'-moz-border-radius': '4px',
		clear: 'left',
		float: 'left'
	}).end()
	.find('a').css({
		color: '#E9E9E9',	//font color for the theme in the dropdown
		textDecoration: 'none',
		float: 'left',
		width: '100%',
		outline: '0'
	}).end()
	.find('img').css({
		float: 'left',
		border: '1px solid #333',
		margin: '0 2px'
	}).end()
	.find('.themeName').css({
		float: 'left',
		margin: '3px 0'
	}).end();

	$(this).append(button);
	$('body').append(switcherpane);
	switcherpane.hide();
	if( $.cookie(options.cookieName) || options.loadTheme ){
		var themeName = $.cookie(options.cookieName) || options.loadTheme;
		switcherpane.find('a:contains('+ themeName +')').trigger('click');
	}

	return this;
};

/**
 * Cookie plugin
 *
 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 */
jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
        }
        // CAUTION: Needed to parenthesize options.path and options.domain
        // in the following expressions, otherwise they evaluate to undefined
        // in the packed version for some reason...
        var path = options.path ? '; path=' + (options.path) : '';
        var domain = options.domain ? '; domain=' + (options.domain) : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};